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6f4b059cc9
This led to confusion for an open source contributor about how to format code. We don't want to be like, "do as I say, not as I do." https://google.github.io/styleguide/javaguide.html#s7.1.2-javadoc-paragraphs ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=122589700
56 lines
1.8 KiB
Java
56 lines
1.8 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.model.translators;
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import javax.xml.bind.annotation.XmlAttribute;
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import javax.xml.bind.annotation.adapters.XmlAdapter;
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/**
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* Used by JAXB to convert enums to the peculiar EPP format that puts the value in an attribute.
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*
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* @param <E> the enum type
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*/
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public class EnumToAttributeAdapter<E extends Enum<E> & EnumToAttributeAdapter.EppEnum>
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extends XmlAdapter<EnumToAttributeAdapter.EnumShim, E> {
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/** Interface for epp enums that can be transformed with this adapter. */
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public interface EppEnum {
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String getXmlName();
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}
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/**
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* EPP's peculiar enum format.
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*
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* <p>It's meant to allow more information inside the element, but it's an annoyance when we want
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* to deal with pure enums.
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*/
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static class EnumShim {
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@XmlAttribute
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String s;
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}
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// Enums that can be unmarshalled from input can override this.
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@Override
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public E unmarshal(EnumShim shim) throws Exception {
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throw new UnsupportedOperationException();
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}
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@Override
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public final EnumShim marshal(E enumeration) throws Exception {
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EnumShim shim = new EnumShim();
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shim.s = enumeration.getXmlName();
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return shim;
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}
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}
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